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【多选题】
在下列叙述中,错误的是()
A.
分时系统中,时间片越小,响应时间越长
B.
多道程序的引入,主要是为了提高CPU及其它资源的利用率
C.
飞机票订票系统是分时系统
D.
PCB是进程存在的唯一标志,而程序是系统感知进程存在的唯一实体
E.
通常在处理器执行完一条指令后,硬件的中断装置立即检查有无中断事件发生
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举一反三
【单选题】It is said that ____ wool produced in Australia is of ____ high quality.
A.
/ ; /
B.
the ; /
C.
the ; a
D.
the ; the
【单选题】The expression 'flummoxed by' in the sentence 'Politicians, obsessed with inputs and outputs, targets and controls, are flummoxed by immeasurable concepts such as the value people place on spending ti...
A.
confronted with
B.
fascinated with
C.
perplexed by
D.
haunted by
【单选题】We have received news _ that the wool market on your side is showing signs of recovery.
A.
to an effect
B.
to this effect
C.
to that effect
D.
to the effect
【单选题】下列哪一项生物节律,属于低频生物节律
A.
呼吸的周期变化
B.
心跳的周期变化
C.
体温的周期变化
D.
月经的周期变化
E.
血压的周期变化
【判断题】Wool was the first to be used for spinning and weaving into cloth.
A.
正确
B.
错误
【单选题】The warmth of _____ sweater will of course be determined by the sort of _____ wool used. [     ]
A.
the; the
B.
the; 不填
C.
不填; the
D.
不填; 不填
【单选题】《会计法》规定各单位应当根据()的需要,设置会计机构或者会计机构中设置会计人员并指定会计主管人员。
A.
单位业务收入
B.
会计业务需要
C.
单位固定资产数量
D.
财政部门规定
【单选题】有关生物节律的错误叙述是( )。
A.
生物节律是生物体在长期进化过程中适应自然界时间周期性变化的 结果
B.
生物节律是生物体固有的节律
C.
它通常不受外界环境变化的影响
D.
意义在于生物体对外环境的变化能做出更好的前瞻性反应
【多选题】My aunt gave me a wool sweater. I can't wear wool, so I gave it back.
A.
I wouldn't have said anything.
B.
I would have told her that I'd prefer something else.
C.
You should have exchanged it for something else.
D.
You should have spoken to him about it.
【单选题】下列说法错误的是
A.
生物节律是影响事故发生的重要因素之一
B.
应用生物节律理论可以减少和预防事故
C.
运用生物节律对加强安全意识有积极意义,但同时也可能产生副作用
D.
依靠生物节律理论就可以完全避免事故的发生
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